package com.atguigu.gulimall.order.web;

import com.atguigu.gulimall.order.entity.OrderSubmitVO;
import com.atguigu.gulimall.order.service.OrderService;
import com.atguigu.gulimall.order.vo.OrderConfirmVO;
import com.atguigu.gulimall.order.vo.SubmitOrderResponseVO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.concurrent.ExecutionException;

/**
 * @Package com.atguigu.gulimall.order.web
 * @author wzb
 * @date 2022-08-31 10:48
 * @version V1.0
 * @Copyright ©
 */
@Controller
public class OrderWebController {

    @Autowired
    OrderService orderService;

    @GetMapping("/toTrade")
    public String toTrade(Model model, HttpServletRequest request) throws ExecutionException, InterruptedException {

        OrderConfirmVO confirmVO = orderService.confirmOrder();
        model.addAttribute("orderConfirmData", confirmVO);

        //展示确认页数据
        return "confirm";
    }

    /**
     * 下单功能
     * @param vo
     * @return
     */
    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVO vo, Model model, RedirectAttributes redirectAttributes) {


        SubmitOrderResponseVO responseVO = orderService.submitOrder(vo);

        System.out.println("订单提交的数据" + vo);
        if (responseVO.getCode() == 0) {
            //下单成功来到支付选择页
            model.addAttribute("submitOrderResp", responseVO);
            return "pay";
        } else {
            //下单失败回到订单确认页重新确认订单信息
            String msg = "下单失败: ";
            switch (responseVO.getCode()) {
                case 1:
                    msg += "订单信息过期，请刷新再次提交";
                    break;
                case 2:
                    msg += "订单商品价格发送变化，请确认后再次提交";
                    break;
                case 3:
                    msg += "库存锁定失败,商品库存不足";
                    break;
            }


            redirectAttributes.addFlashAttribute("msg",msg);
            return "redirect:http://order.gulimall.com/toTrade";
        }
    }


}
